• Senior Information System Security…

    The MITRE Corporation (Mclean, VA)
    …(R311) within the Global Security Services Division (R300) is looking to fill a Senior Information Systems Security Officer position, with a focus on classified ... and Milestone (POA&M), and other security documentation. + Serve as the Senior Information Systems Security Officer (ISSO), maintaining operational security… more
    The MITRE Corporation (10/25/25)
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  • Senior Facility Security Officer

    Competitive Range Solutions, LLC (VA)
    Job Title : Senior Facility Security Officer -Possessing Facility Location: Primarily Remote, with periodic onsite visits required to the cleared facility in ... projects in a collaborative, congenial environment. CRS seeks an experienced Facility Security Officer with a proven track record in a Department of Defense (DoD)… more
    Competitive Range Solutions, LLC (11/12/25)
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  • Senior Information System Security…

    KBR (Chantilly, VA)
    Title: Senior Information System Security Officer (ISSO) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering ... is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative...the future of space defense. KBR is seeking a Senior ISSO to be part of our team supporting… more
    KBR (10/15/25)
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  • Senior Action Officer

    KBR (Chantilly, VA)
    Title: Senior Action Officer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be… more
    KBR (10/15/25)
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  • Senior Information Systems Security…

    NANA Regional Corporation (Ashburn, VA)
    Akima Global Technology (AGT) is looking for a Senior Information System Security Officer to work in Ashburn, Virginia. To join our team of outstanding ... requirements. + The ISSO will report to the government Program Manager, government Technical POC / Task Manager. The...Security +, CISSP and Security auditing are recommended. A senior ISSO role will highlight past experiences over a… more
    NANA Regional Corporation (10/29/25)
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  • Senior Information System Security…

    Guidehouse (Mclean, VA)
    …support of our Department of Defense client. We are seeking an experienced ** Senior Information System Security Officer (ISSO) (Managing Consultant)** with a ... & Learning Opportunities + Skills Development & Certifications + Employee Referral Program + Corporate Sponsored Events & Community Outreach + Emergency Back-Up… more
    Guidehouse (12/04/25)
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  • Security Officer Senior

    General Dynamics Information Technology (Arlington, VA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** The Senior Security Officer 's primary function is to provide day-to-day ... Professional Certification (SFPC) counts towards 3 years of experience + Special Program Security Certification (SPSC) counts towards 5 years of experience + Maximum… more
    General Dynamics Information Technology (11/25/25)
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  • Senior Information System Security…

    Tyto Athene (Fairfax, VA)
    **Description** Tyto Athene is searching for a ** Senior Information System Security Officer (ISSO)** to be responsible for the overall handling of information ... by applicable law. Submit a Referral (https://careers-gotyto.icims.com/jobs/1461/ senior -information-system-security- officer -%28isso%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834326889) **Location** _US-VA-Fairfax_ **ID**… more
    Tyto Athene (09/16/25)
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  • Senior Information System Security…

    Steampunk (Mclean, VA)
    …by law. Steampunk participates in the E-Verify program ._ Refer a Friend (https://careers-steampunk.icims.com/jobs/6813/ senior -information-system-security- ... **Overview** **Steampunk** wants you to be a ** Senior Information System Security Officer (ISSO)** on our team to support a government customer on site in… more
    Steampunk (09/16/25)
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  • Senior TSCM Lead (Technical CI…

    Masego (Springfield, VA)
    …and award your hard work. Description We are looking for a Level-4 TS/SCI-cleared Senior TSCM Lead to join our team. This role will ensure TSCM team compliance ... related support, and other technical operations supporting the NGA TSCM program , TSSC modernization goals, and Office of Counterintelligence Technical CI Division.… more
    Masego (09/28/25)
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